<template>
  <div class="permission-container">
    <div class="app-container">
      <!-- 表格 -->
      <el-card>
        <div style="text-align: right; margin-bottom: 20px">
          <el-button
            type="primary"
            size="small"
            @click="hAdd(1, '0')"
          >添加权限</el-button>
        </div>
        <el-table border :data="list" row-key="id" :rules="rules">
          <el-table-column label="名称" prop="name" />
          <el-table-column label="标识" prop="code" />
          <el-table-column label="描述" prop="description" />
          <el-table-column label="操作">
            <!-- type为1时为页面级访问权限，它可以继续做添加： 设置页面下边某个功能是否可以操作 1是页面的权限 -->
            <!-- type为2时为按钮级别的访问权限，它就不能再继续细分了，它就没有添加了  2是按钮的权限-->
            <template slot-scope="scope">
              <el-button
                v-if="scope.row.type === 1"
                type="text"
                @click="hAdd(2, scope.row.id)"
              >添加</el-button>
              <el-button
                type="text"
                @click="hEdit(scope.row.id)"
              >编辑</el-button>
              <el-button
                v-if="scope.row.children.length === 0"
                type="text"
                @click="hDel(scope.row.id)"
              >删除</el-button>
            </template>
          </el-table-column>
        </el-table>
      </el-card>
    </div>
    <el-dialog :visible.sync="showDialog" title="弹层标题" @close="hClose">
      <!-- 表单内容 -->
      <el-form ref="refForm" label-width="100px" :model="formData">
        <el-form-item label="权限名称" prop="name">
          <el-input v-model="formData.name" />
        </el-form-item>
        <el-form-item label="权限标识" prop="code">
          <el-input v-model="formData.code" />
        </el-form-item>
        <el-form-item label="权限描述" prop="description">
          <el-input v-model="formData.description" />
        </el-form-item>
        <el-form-item label="权限启用">
          <el-switch
            v-model="formData.enVisible"
            active-text="开启"
            active-value="1"
            inactive-text="关闭"
            inactive-value="0"
          />
        </el-form-item>
      </el-form>

      <template #footer>
        <div style="text-align: right">
          <el-button @click="showDialog = false">取消</el-button>
          <el-button type="primary" @click="hSubmit">确定</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script>
import {
  getPermissionList,
  addPermission,
  delPermission,
  getPermissionDetail,
  updatePermission
} from '@/api/permissions'
import { treeListData } from '@/utils/index.js'

export default {
  data() {
    const validCode = (rule, value, callback) => {
      const codeList = this.formData
        .filter((item) => item.id !== this.formData.id)
        .map((item) => item.code)
      codeList.includes(value) ? callback(new Error('code重复了')) : callback()
    }
    const validName = (rule, value, callback) => {}
    return {
      list: [],
      isEdit: false,
      showDialog: false, // 是否显示弹层
      formData: {
        name: '', // 名称
        code: '', // 权限标识
        description: '', // 描述
        enVisible: '0', // 开启
        pid: '', // 添加到哪个节点下
        type: '' // 类型
      },
      rules: {
        code: [
          { message: '不能为空', required: true, trigger: 'blur' },
          { validator: validCode, trigger: 'blur' }
        ],
        name: [
          { message: '不能为空', required: true, trigger: 'blur' },
          { validator: validName, trigger: 'blur' }
        ]
      }
    }
  },
  created() {
    this.loadgetPermissionList()
  },
  methods: {
    async doEtid() {
      await updatePermission(this.formData)
      this.showDialog = false
      this.$message.success('修改成功')
      this.loadgetPermissionList()
    },
    async hEdit(id) {
      this.isEdit = true
      this.showDialog = true
      const res = getPermissionDetail(id)
      console.log(res, 'asdas')
      this.formData = (await res).data
      this.loadgetPermissionList()
    },
    hDel(id) {
      this.$confirm('你确定要删除吗？')
        .then(async() => {
          await delPermission(id)
          this.$message.success('删除成功')
          this.loadgetPermissionList()
        })
        .catch(() => {})
    },
    hClose() {
      this.$refs.refForm.resetFields()
    },
    hSubmit() {
      // 兜底校验
      this.isEdit ? this.doEtid() : this.doAdd()
    },
    async doAdd() {
      this.isEdit = false
      await addPermission(this.formData)
      this.showDialog = false
      this.$message.success('添加成功')
      this.loadgetPermissionList()
    },
    hAdd(type, pid) {
      console.log(type, pid)
      this.formData.type = type
      this.formData.pid = pid
      this.showDialog = true
    },
    async loadgetPermissionList() {
      const res = await getPermissionList()
      this.list = treeListData(res.data)
    }
  }
}
</script>
